Home / 42,518,138.20-63,761,559.18-33,437,976.76

Finding the Fourth Proportional to 42,518,138.20, 63,761,559.18 and 33,437,976.76

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Solution

The fourth proportional to 42,518,138.20, 63,761,559.18 and 33,437,976.76 is: 50,144,658.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,518,138.20 : 63,761,559.18 = 33,437,976.76 : x
  2. Step 2: Convert to fraction form
    42,518,138.20/63,761,559.18 = 33,437,976.76/x
  3. Step 3: Cross multiply
    42,518,138.20x = 63,761,559.18 × 33,437,976.76
  4. Step 4: Simplify right side
    42,518,138.20x = 2,132,057,534,042,204.75
  5. Step 5: Solve for x
    x = 2,132,057,534,042,204.75/42,518,138.20
  6. Step 6: Final answer
    x = 50,144,658.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.